Aleene's Original Glues - Aleene's® Spray Acrylic Sealer Super Gloss 6 oz.
Sealing an Acrylic Pour Painting with Aleene's Spray Gloss Finish - YouTube
Amazon.com: Mod Podge Spray Acrylic Sealer that is Specifically Formulated to Seal Craft Projects, Dries Crystal Clear is Non-Yellowing No-Run and Quick Drying, 12 ounce, Gloss
What is the best sealer for painted rocks? - Rock Painting 101
Amazon.com: Mod Podge Spray Acrylic Sealer that is Specifically Formulated to Seal Craft Projects, Dries Crystal Clear is Non-Yellowing No-Run and Quick Drying, 12 ounce, Gloss
Rust-Oleum RockSolid 24 Oz. Turbo Spray System High Gloss Wet Look Lacquer Spray Sealer - Carr Hardware